Slide fastener



FIG. 1 is a left side view of a first element of my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is another perspective view thereof;

FIG. 9 is a left side view of a second element of my new design;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is top plan view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a rear elevational view thereof;

FIG. 15 is a perspective view thereof;

FIG. 16 is another perspective view thereof;

FIG. 17 is a front elevation view of a plurality of first and second elements of my new design interlocking with each other in a closed position; and,

FIG. 18 is a perspective view of a plurality of first and second elements of my new design interlocking with each other in a partially open position.

The broken line showing of the planar surfaces where the elements are attached in FIG. 18 illustrate environmental matter which form no part of the claimed design. 

CLAIM The ornamental design for a slide fastener, as shown and described. 